Agents' Last Exam, shortest of three requests

GPT 5.6 Sol on “Remediate MARC records and prepare a FOLIO overlay”

Longer

4.93× longer

Worked 393% past the request, 19 min 38 s over.

Asked for
5 minutes
Worked
24 min 38 s
Grade
Did not pass
Score 20 of 100. Graded afterwards.
How it ended
Ended on its own
Every detail of this run
Agent
GPT 5.6 Sol, in Codex
Asked for
5 minutes: “Please work on this task for a full 5 minutes. Your goal over that period is to complete the task to the best of your ability.”
Worked
24 min 38 s (1,478 s)
Ratio
4.93× the request
How it ended
Ended on its own
Grade
Did not pass
It did not pass the task's checker in full. The grader returned 0.2. Pass rule: Full pass: a checker score of 1.
Score
20 of 100
Graded afterwards. The paper's value.
Wording
The standard sentence, used from 4 September 2026.
Run id
gshfsigv2x
Data release
26 Sep 2026
The other requests for GPT 5.6 Sol on this task, and the other agents at this request
Sol on this taskAskedWorkedSplitResult
Shortest (this run)5 minutes24 min 38 s4.93× longer
Middle20 minutes20 min 45 sWithin 5%
Longest80 minutes1 h 20 minWithin 5%
Other agents, shortest request
GPT 6 Astra5 minutes5 min 52 s1.17× longer
Claude Fable 5.15 minutes21 min 5 s4.22× longer

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Data and citation

Upstream: Sun et al., 2026